In the process of chemotherapy, various toxic reactions occur in the body, Chinese medicine can assist in the treatment of chemotherapy toxic side effects. Myelosuppression caused by chemotherapy can be manifested in the decline of blood white blood cells, the body’s resistance is reduced, easy to cause infectious diseases; low platelets appear bleeding disorders or purpura; or cause red blood cells, hematocrit decline in anemia, dizziness, palpitations and panic, white face, pale lips and tongue, fatigue and limb weakness, etc.. Chinese medicine treatment is mainly based on strengthening the spleen to produce blood, nourishing the kidney to nourish the essence, or both the spleen and the kidney, with optional additions and reductions such as tonifying Zhong Yi Qi Tang, Gui Qi Tang, Zuo Gu Wan, and Jian Spleen Yi Kidney Punch. Gastrointestinal reactions caused by chemotherapy are mainly manifested as: dullness, aversion to greasy food, little food, stuffy stomach, belching, acidity, dry mouth, bitter mouth, nausea, vomiting, abdominal distension, constipation or diarrhea, etc. The main treatment is to harmonize the stomach and subdue rebellion, eliminate food and stagnation, and strengthen the spleen and regulate the middle, with Orange Peel and Bamboo Roo Soup and Bao He Wan with addition. Cardiomyocyte damage Chemotherapy-induced cardiomyocyte damage mostly manifests as palpitations and panic, shortness of breath, dizziness, fatigue, limb weakness, spontaneous sweating, easy to catch a cold, etc. The Chinese medicine diagnosis is qi and blood deficiency, and the treatment is mainly to benefit qi and nourish blood. 4, liver function damage caused by chemotherapy is mainly manifested in the increase of transaminases, poor appetite, aversion to grease, abdominal distension, loose stools, etc., is a Chinese medicine spleen deficiency and dampness obstruction, treatment to strengthen the spleen to resolve dampness, can be selected from Xiang Sha Liu Jun Zi, Ginseng and Bai Zhu Wan, Huo Pu Xia Ling Tang and other additive reduction.